CHAPTER SEVEN
7-8
Changing the Aperture Setting
1. At the Main Menu, use the Tab Up $ or Tab Down @ key to
highlight Calibrate. Press the Enter key # to access the
Calibration Menu.
CALIBRATION
< Measure White Ref>
Status: Cal time up
S/N: ******
Ap Size: 8.0mm
2. Press the Enter key # again to access the Choose
Aperture
editor.
3. Use the Tab Up $ or Tab Down @ key to highlight the new
aperture size. Press the Enter key # to save selection and
exit back to the Calibration menu.
4. Calibrate the instrument to the new aperture size (refer to
Calibration, Section Three).